Physics - Semiconductors Question with Solution | TestHub

PhysicsSemiconductorsMiscellaneousEasy2 minPYQ_2020
PhysicsEasysingle choice

In a pure siliconni=1016 m-3crystal at300 K, 1021atoms of phosphorus are added per cubic meter. The new hole concentration will be

Options:

Answer:
C
Solution:

By using mass action lawni2=nenh

⇒nh=ni2ne=101621021=1011 per m3

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:SemiconductorsSubtopic:Miscellaneous
⏱ 2mℹ️ Source: PYQ_2020

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